The Rauchuagytgyn Lake in Chukotka is located at the sources of the Rauchua River.
The lake of a glacial origin is 4 kilometers long
The upper part of the lake and the valley of a right tributary
Shallow northern part of the lake
The most numerous fish of the lake is Arctic char; most of the fish are small
The second fish species of the lake – east-Siberian grayling